package lab02.test27;

import java.util.InputMismatchException;
import java.util.Scanner;

public class Test27 {
    public static void main(String[] args) {
        try {
            System.out.println("请输入一个整数：");
            Scanner a = new Scanner(System.in);
            int b = a.nextInt();
        }catch (InputMismatchException e){
            System.out.println("输入的不是整数");
        }
    }
}
